O'BRIEN, Maureen. British, b. 1943. Genres: Mystery/Crime/Suspense, Plays/Screenplays. Career: Actress, playwright, and mystery writer. Publications: MYSTERY NOVELS: Close-up on Death, 1989; Deadly Reflection, 1993; Mask of Betrayal, 1998; Dead Innocent, 1999; Revenge, 2001; Unauthorized Departure, 2003. PLAYS: The Great Gobstopper Show (also known as The Clowns), 1977; Going On; The Cutting. Address: c/o Kate Feast Management, 10 Primrose Hill Studios, Fitzroy Road, London NW1 8TR, England.